Grtechguy
Grtechguy UltimaDork
4/18/14 11:00 a.m.

Finally got around to replacing the engine in my POS Grand Am. The clutch disc itself looks thin, but the pressure plate looks fantastic with no wear signs.

Any reason not to replace just the disc? besides not being able to find it separately.

Curmudgeon
Curmudgeon MegaDork
4/18/14 11:07 a.m.

Done it plenty of times, most recently in the Jensenator. As long as the flywheel and PP don't have those black and blue 'smeared' looking spots all over the face of them everything is finer'n frog fur.

Cone_Junkie
Cone_Junkie SuperDork
4/18/14 11:21 a.m.

A quick "resurface" of the flywheel and PP with a roloc disc is a good idea to avoid chatter and clean up imperfections.

tjbell
tjbell New Reader
4/18/14 11:59 a.m.

when I did my clutch, the flywheel and PP looked great, still bought a new PP because as it gets older, the springs get weaker causing clutch slip, and i had my flywheel redone because why not. im always in the favor of, if your in there, get it all done. doing a clutch job twice is no fun...

Knurled
Knurled GRM+ Memberand PowerDork
4/18/14 12:08 p.m.
Curmudgeon wrote: Done it plenty of times, most recently in the Jensenator. As long as the flywheel and PP don't have those black and blue 'smeared' looking spots all over the face of them everything is finer'n frog fur.

Or just throw the disk in anyway.

Kia_Racer
Kia_Racer Dork
4/18/14 12:15 p.m.

I have done this many times.

Grtechguy
Grtechguy UltimaDork
4/18/14 12:42 p.m.

OK...can anyone find me a bare disc for a 2004 Grand Am?

Kenny_McCormic
Kenny_McCormic UberDork
4/18/14 12:47 p.m.

On a pos beater, if it saves you a significant chunk of money and they flywheel and PP dont show any cracking or big hot spots, just hit the flywheel and PP with the whizzy wheel and throw it together.

44Dwarf
44Dwarf SuperDork
4/18/14 3:25 p.m.

just hit the fly wheel and PP with brake cleaner, and a quick hit with 600g on a DA and rinse with brake cleaner again. Done

iceracer
iceracer PowerDork
4/18/14 5:17 p.m.

From my experience it is best to replace both. May save you from doing it over later on.

jstand
jstand Reader
4/18/14 5:41 p.m.

I'd say it depends on why you are in there in the first place, and how long you plan to keep it. My answer is a lot of "ifs", so YMMV.

If you had it apart for something other than a clutch problem you can probably get away with a new disc and a good cleaning.

If it was due to slipping, chatter, or TB noise then I'd replace the disc, PP, throw out bearing and pilot bushing (if it has one).

If you plan to keep it a while I'd also replace it all. Everything will wear faster if you only put in a disc.

If it was mine, I'd replace it as a set. The time and aggravation to do it again, or the cost of having it fail on the road would outweigh any cost savings in my book.

Dr. Hess
Dr. Hess MegaDork
4/18/14 6:08 p.m.

Did it on the Elise.

Sine_Qua_Non
Sine_Qua_Non HalfDork
4/18/14 7:21 p.m.

How long does this take to do? All day? 8 hrs?

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